Ukraine attacked Russian nuclear-capable long-range bombers at a military base in Siberia on Sunday, the first such attack so far from the front lines more than 4,300 km (2,670 miles) away, according ...

There was also a Ukrainian drone attack in the Murmansk region of northern Russia on Sunday, according to local officials.

The U.N. atomic agency reports that Iran hasn’t cooperated with a nuclear probe, raising the prospect of a snapback of ...

Could Ukraine produce a nuclear bomb and transborder missiles to halt Russia’s invasion? A global expert on atomic arms ...

"Dye do!" splashes the front page of the Sun on Sunday, showing a dashing Dani Dyer marrying English footballer Jarrod Bowen ...

The preliminary U.S. proposal came as a confidential U.N. report described an Iranian initiative that had multiplied Tehran’s ...

Iran carried out secret nuclear activities with material not declared to the UN nuclear watchdog at three locations that have ...

The report by the Vienna-based International Atomic Energy Agency says that as of May 17, Iran has amassed 408.6 kilograms ...